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Finding the Fourth Proportional to 425,622.02, 587,364.90 and 232,029.86

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Solution

The fourth proportional to 425,622.02, 587,364.90 and 232,029.86 is: 320,204.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,622.02 : 587,364.90 = 232,029.86 : x
  2. Step 2: Convert to fraction form
    425,622.02/587,364.90 = 232,029.86/x
  3. Step 3: Cross multiply
    425,622.02x = 587,364.90 × 232,029.86
  4. Step 4: Simplify right side
    425,622.02x = 136,286,195,515.91
  5. Step 5: Solve for x
    x = 136,286,195,515.91/425,622.02
  6. Step 6: Final answer
    x = 320,204.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.